XR300HR Xtreme Energy 248/254 LSA 110 Hydraulic Roller Camshaft Chevy Big Block GEN VI (6) Stepped Nose Fits Chevrolet Chevy 454 502 Big Block GEN VI
RPM Range: 3000-6400 (late model Big Block)
or 4 payments of $246.18 with
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Description
Comp Cams Late Model Big Block Chevy GEN 6 with the stepped down front nose.
Good for Pro Street and bracket racing. Needs 10.5:1+compression, 3500+ stall, very good intake, headers with low gears.
Fits: Chevrolet Chevy 454 502 Big Block GEN VI (1996 - 1999)
Specifications
| SKU | 01-425-8 |
| Barcode # | 036584063490 |
| Brand | COMP CAMS |
| intake valve lift | 0.56 |
| Exhaust Valve Lift | 0.58 |
| Lifter Type | Hydraulic Roller |
| Advertised Exhaust Duration | 306 |
| Advertised Intake Duration | 300 |
| Cam Type | Hydraulic Roller |
| Exhaust Duration At .050 Inch Lift | 254 |
| Intake Duration At .050 Inch Lift | 248 |
| Lobe Separation | 110 |
| Camshaft Series | Xtreme Energy |
| Grind Number | XR300HR |
| Basic Operating Rpm Range | 3,000-6400 |
| Lifters Included | No |
| Valve Springs Required | Yes |
| Camshaft Gear Attachment | 3-Bolt |
| Camshaft Material | Austempered Ductile Iron |
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